<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true" :model="filters">
				<el-form-item>
					<el-input v-model="keyword" placeholder="姓名"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" v-on:click="query">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表-->
		<el-table :data="employees" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
			<el-table-column type="selection" width="55">
			</el-table-column>
			<el-table-column type="index" width="60">
			</el-table-column>
      <el-table-column prop="username" label="姓名" width="120" sortable>
      </el-table-column>
      <el-table-column prop="phone" label="电话" width="120"  sortable>
      </el-table-column>
      <el-table-column prop="email" label="邮件" width="120" sortable>
      </el-table-column>
      <el-table-column prop="salt" label="盐值" width="120" sortable>
      </el-table-column>
      <el-table-column prop="password" label="密码" width="180" sortable>
      </el-table-column>
      <el-table-column prop="age" label="年龄" width="100" sortable>
      </el-table-column>
      <el-table-column prop="state" label="状态" width="120" sortable>
        <template slot-scope="scope">
          <span style="color: green" v-if="scope.row.state==1">启用</span>
          <span style="color: red" v-else-if="scope.row.state==0">禁用</span>
          <span style="color: darkslategray" v-else>未知</span>
        </template>
      </el-table-column>
      <el-table-column prop="edepartment.name" label="部门名称" width="100" sortable>
      </el-table-column>
			<el-table-column label="操作" width="150">
				<template scope="scope">
					<el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination
          layout="prev, pager, next"
          @current-change="handleCurrentChange"
          :page-size="pageSize"
          :total="totals"
          style="float:right;">
      </el-pagination>
		</el-col>


		<!--编辑界面-->
    <el-dialog :title="title" :visible.sync="editFormVisible" :close-on-click-modal="false">
      <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">
        <el-form-item label="姓名" prop="username">
          <el-input v-model="editForm.username" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="电话" prop="phone">
          <el-input v-model="editForm.phone" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="盐值" prop="salt">
          <el-input v-model="editForm.salt" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="editForm.password" auto-complete="off"></el-input>
        </el-form-item>

        <el-form-item label="年龄" prop="age">
          <el-input v-model="editForm.age" auto-complete="off"></el-input>
        </el-form-item>

        <el-form-item label="角色" prop="roles">
          <el-select v-model="editForm.role_id" value-key="id"  placeholder="请选择">
            <!--permissionList ：要遍历的内容
                   item：每次遍历的结果
                   :value="item.id" ：传回后端的
                   :label="item.name：  拿到值
               -->
            <el-option
                v-for="item in roles"
                :label="item.name"
                :value="item.id">
              <span style="float: left">{{ item.name }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.sn }}</span>
            </el-option>
          </el-select>
        </el-form-item>


        <el-form-item label="所属部门" prop="department_id">
          <el-select clearable v-model="editForm.department_id" placeholder="请选择">
            <!--
                item:单个对象
                :label : 最终显示的数据
                :value : 传回后端的值
                span中的两个:代表左右两个数据
            -->
            <el-option
                v-for="item in department"
                :label="item.name"
                :value="item.id">
              <span style="float: left">{{ item.name }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.sn }}</span>
            </el-option>
          </el-select>
        </el-form-item>

        <el-form-item label="状态">
          <el-radio-group v-model="editForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="editFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
      </div>
    </el-dialog>
	</section>
</template>

<script>

	export default {
		data() {
			return {
        title: '',
				filters: {
          name: ''
				},
        employees: [],
				totals: 0,
        currentPage: 1,
        pageSize:2,
        keyword:"",
				listLoading: false,
				sels: [],//列表选中列
        department:[],
        roles:[],

				editFormVisible: false,//编辑界面是否显示
				editLoading: false,
				editFormRules: {
					name: [
						{ required: true, message: '请输入姓名', trigger: 'blur' }
					]
				},
				//编辑界面数据
				editForm: {
          id: null,
          username: '',
          phone: '',
          email: '',
          salt: '',
          password: '',
          age: null,
          state: 1,
          department_id: null,
          role_id:null,
				},

				addFormVisible: false,//新增界面是否显示
				addLoading: false,
				addFormRules: {
					name: [
						{ required: true, message: '请输入姓名', trigger: 'blur' }
					]
				},


			}
		},
		methods: {
//获取员工所对应得部门名称
      getDepratment(){
        this.$http.get("/department").then(res => {
          this.department = res.data;
        })
      },
			handleCurrentChange(val) {
				this.currentPage = val;
				this.getEmps();
			},
      //分页需要的数据
      query(){
        this.currentPage=1;
        this.getEmps();
      },

      //获取用户列表
			getEmps() {
				let para = {
					currentPage: this.currentPage,
          pageSize: this.pageSize,
					keyword: this.keyword  //高级查询使用
				};
				this.listLoading = true;   //开启忙等框

        //发送查询全部请求并分页
        this.$http.post("/employee",para)
        .then(res=>{   //res   pathList:{totals:xx,rows:xx}
          this.listLoading = false;  //关闭忙等框
          this.employees = res.data.rows;   //获取当前页的所有对象
          this.totals= res.data.totals;  //获取总条数
        }).catch(res=>{
          this.$message.error("系统繁忙，请稍后重试")
        })

			},



      getPermissionList(){
        this.$http.get("/role").then(res => {
          if(res.data){
            this.roles = res.data;
          }
        });
      },









			//删除
			handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;

					let para = { id: row.id };
          this.$http.delete("/employee/"+row.id)
              .then(res=>{
                this.listLoading = false;
                this.$message({
                  message: '删除成功',
                  type: 'success'
                });
                this.currentPage = 1; //删除之后跳转到第一页
                this.getEmps();
              })
				}).catch(() => {

				});
			},
			//显示编辑界面
			handleEdit: function (index, row) {
        this.title="编辑";
        this.getDepratment();
        this.editForm = Object.assign({}, row);
        this.editFormVisible = true;
        this.getPermissionList();

			},
      //显示新增界面
      handleAdd: function () {
        this.title="新增";

        this.editForm = {
          id: null,
          username: '',
          phone: '',
          email: '',
          salt: '',
          password: '',
          age: null,
          state: 1,
          department_id: null,
        };
        this.getPermissionList();
        this.getDepratment();
        this.editFormVisible = true;
      },
			//编辑
      editSubmit: function () {
        this.$refs.editForm.validate((valid) => {
          if (valid) {
            this.$confirm('确认提交吗？', '提示', {}).then(() => {
              //开启忙等框
              this.editLoading = true;
              //将表单数据放入para，因为绑定了v-model，直接使用会影响显示数据
              let para = Object.assign({}, this.editForm);
              //发送请求
              this.$http.put("/employee",para).then(res=>{

                //关闭忙等框
                this.editLoading = false;

                if(res.data.success){
                  this.$message.success("操作成功");
                }else{
                  this.$message.error("操作失败【500】");
                }
                this.currentPage = 1;
                this.getEmps();
              }).catch(res=>{
                this.$message.error("系统错误【400,404】");
              })

              //关闭模态框
              this.editFormVisible = false;

            }).catch();
          }
        });
      },



			selsChange: function (sels) {
				this.sels = sels;
			},
			//批量删除
			batchRemove: function () {
				var ids = this.sels.map(item => item.id);
				this.$confirm('确认删除选中记录吗？', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true; //开启忙等框

          this.$http.patch("/employee",ids)
          .then(res=>{
            if(res.data.success) {
              this.$message({
                message: '删除成功',
                type: 'success'
              });
            }else {
              this.$message({
                message: '系统繁忙',
                type: 'error'
              });
            }
            this.currentPage = 1 ; //删除之后跳转到第一页
            this.getEmps();   //重新刷新页面
          })
          }).catch(res=>{

        })


			}
		},
		mounted() {
			this.getEmps();
		}
	}

</script>

<style scoped>

</style>